/Users/barrand/private/dev/softinex/old/inexlib-1.2/inlib/inlib/sg/cbks

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file inlib.license for terms.

#ifndef inlib_sg_cbks
#define inlib_sg_cbks

#include "cbk"

#include <vector>

namespace inlib {
namespace sg {

class cbks {
public:
  static const std::string& s_class() {
    static const std::string s_v("inlib::sg::cbks");
    return s_v;
  }
public:
  virtual void* cast(const std::string& a_class) const {
    if(void* p = inlib::cmp_cast<cbks>(this,a_class)) {return p;}
    return 0;
  }
public:
  cbks() {}
  virtual ~cbks(){clear_cbks();}
public:
  cbks(const cbks& a_from){copy_cbks(a_from);}
  cbks& operator=(const cbks& a_from){
    copy_cbks(a_from);
    return *this;
  }
public:
  void add_callback(inlib::sg::cbk* a_cbk) {
    //we take ownership of a_cbk
    m_cbks.push_back(a_cbk);
  }
  void copy_cbks(const cbks& a_from,bool a_clear = true) {
    if(a_clear) clear_cbks();
    std::vector<inlib::sg::cbk*>::const_iterator it;
    for(it=a_from.m_cbks.begin();it!=a_from.m_cbks.end();++it) {
      m_cbks.push_back((*it)->copy());
    }
  }
  void clear_cbks() {
    std::vector<inlib::sg::cbk*>::iterator it;
    for(it=m_cbks.begin();it!=m_cbks.end();) {
      inlib::sg::cbk* cbk = *it;
      it = m_cbks.erase(it);        
      delete cbk;
    }    
    m_cbks.clear();
  }

  const std::vector<inlib::sg::cbk*>& callbacks() const {return m_cbks;}
protected:
  std::vector<inlib::sg::cbk*> m_cbks;
};

}}

#endif